Telegraph: Professor Jean-Pascal van Ypersele conceded that the IPCC had been “naive and incompetent” in its handling of the incorrect claim that every glacier in the Himalayas could be melted by 2035, and accepted that there “probably would be mistakes” in a larger report scheduled for 2013-14. But he added that criticism prior to the climate change conference in Copenhagen had been “organised” in a cynical attempt to hamper attempts to address global warming. He told The Guardian: “How could it simply…